A full line of interchangeable spindles and spindle inserts, handle a wide range of tool room and production needs, and enable easy change over between internal and external grinding applications
on lathes with 9" to 20" swings.Learn More >

3 HP tool post grinders capable of large external and surface grinding, converting any standard machine tool into an external grinder with 12" grinding wheel capacity, or internal grinding up to 5" wheels, 18" depth. A great substitute for more expensive single purpose grinders!Learn More >

All-around versatility characterizes these tool post grinders, designed for both internal and external grinding on lathes with 8" to 14" swings.Learn More >

Dumore tool post grinders have an international reputation for quality and dependability. A Dumore tool post grinder turns a standard lathe into a versatile, accurate, internal and external grinder. Cylindrical parts can be machined and finish-ground in the same set-up.

Dumore tool post grinders can be mounted on the compound of a lathe in a matter of minutes, and have also been mounted on other machine tools, including planers, shapers, milling machines and universal grinders. Dumore portable, precision tool post grinders are a cost effective solution to almost any grinding need!

Since 1913, Dumore has been designing and manufacturing highly accurate
and reliable drilling and grinding tools for tool room and production needs.
Over 100 years later, that legacy of quality continues.